Bangkok, Thailand: Demonstrators push back Thai soldiers as security forces launch a crackdown on anti-government protesters, vowing to clear one of their main encampments by nightfallPhotograph: Vincent Yu/AP

Bangkok, Thailand: Thai soldiers line a street in the centre of Bangkok to guard against continued protests by supporters of fugitive former premier Thaksin Shinawatra near Government HousePhotograph: Pornchai Kittiwongsakul/AFP